JavaScript is disabled. Some features of this site may not work properly. For a smoother experience, please enable JavaScript in your browser settings.

2a01:111:f403:dc06::1

Recent Activity IPv6 SLAAC Note

Abuse confidence score ?

20% Elevated

75 reports

9 reporters · latest 1 day ago

ISP	Microsoft Limited
Usage Type	Content Delivery Network
ASN	AS8075
Hostname(s)	mail-japanwestazhn150120001.outbound.protection.outlook.com
Domain Name	microsoft.com
Country	🇯🇵 Japan
City	Osaka, Osaka

ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

Report Whois

Reports Activity

Example preview

Report Categories (Last 60 Days)

Example preview

Top Reporter Countries (Last 60 Days)

Example preview

Account required for the enhanced features Log in Sign up

IP Abuse Reports for 2a01:111:f403:dc06::1

Export CSV

This IP address has been reported a total of 75 times from 9 distinct sources. 2a01:111:f403:dc06::1 was first reported on July 2nd 2025, and the most recent report was 1 day ago. In the last 60 days, the top reporter locations were: Finland with 12 reports; Germany with 1 report; United States of America with 1 report. The most common categories in these recent reports were: Brute-Force 12 times; Hacking 1 time; Phishing 1 time; Port Scan 1 time; Email Spam 1 time.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇫🇮 hieronymousch	2026-07-30 10:27:58 (2 months ago)	Jul 30 12:27:23 franssen postfix/smtpd[2633954]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120 ... show more Jul 30 12:27:23 franssen postfix/smtpd[2633954]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 30 12:27:29 franssen postfix/smtpd[2633960]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 30 12:27:37 franssen postfix/smtpd[2633992]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-07-28 20:56:31 (2 months ago)	Jul 28 22:56:29 franssen postfix/smtpd[2301525]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120 ... show more Jul 28 22:56:29 franssen postfix/smtpd[2301525]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 28 22:56:29 franssen postfix/smtpd[2301524]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 28 22:56:30 franssen postfix/smtpd[2301524]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-07-28 20:36:15 (2 months ago)	Jul 28 22:36:14 franssen postfix/smtpd[2298767]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120 ... show more Jul 28 22:36:14 franssen postfix/smtpd[2298767]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 28 22:36:14 franssen postfix/smtpd[2298773]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 28 22:36:14 franssen postfix/smtpd[2298789]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-07-21 20:36:09 (2 months ago)	Jul 21 22:35:51 franssen postfix/smtpd[837059]: NOQUEUE: reject: RCPT from mail-japanwestazhn1501200 ... show more Jul 21 22:35:51 franssen postfix/smtpd[837059]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 21 22:35:52 franssen postfix/smtpd[837111]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 21 22:35:57 franssen postfix/smtpd[837059]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in vi ... show less	Brute-Force
🇫🇮 hieronymousch	2026-07-20 20:25:10 (2 months ago)	Jul 20 22:25:01 franssen postfix/smtpd[636663]: NOQUEUE: reject: RCPT from mail-japanwestazhn1501200 ... show more Jul 20 22:25:01 franssen postfix/smtpd[636663]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 20 22:25:06 franssen postfix/smtpd[636404]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 20 22:25:08 franssen postfix/smtpd[636663]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in vi ... show less	Brute-Force
🇫🇮 hieronymousch	2026-07-20 17:14:39 (2 months ago)	Jul 20 19:14:35 franssen postfix/smtpd[612701]: NOQUEUE: reject: RCPT from mail-japanwestazhn1501200 ... show more Jul 20 19:14:35 franssen postfix/smtpd[612701]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 20 19:14:36 franssen postfix/smtpd[612781]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 20 19:14:37 franssen postfix/smtpd[612778]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in vi ... show less	Brute-Force
🇫🇮 hieronymousch	2026-07-20 16:54:13 (2 months ago)	Jul 20 18:54:12 franssen postfix/smtpd[609597]: NOQUEUE: reject: RCPT from mail-japanwestazhn1501200 ... show more Jul 20 18:54:12 franssen postfix/smtpd[609597]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 20 18:54:12 franssen postfix/smtpd[609537]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 20 18:54:12 franssen postfix/smtpd[609537]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in vi ... show less	Brute-Force
🇫🇮 hieronymousch	2026-07-13 16:54:01 (2 months ago)	Jul 13 18:53:27 franssen postfix/smtpd[3964871]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120 ... show more Jul 13 18:53:27 franssen postfix/smtpd[3964871]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 13 18:53:43 franssen postfix/smtpd[3964872]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 13 18:53:44 franssen postfix/smtpd[3964873]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇩🇪 CK_beats	2026-07-11 17:35:04 (2 months ago)	Blocked by os-abuseipdb on OPNsense firewall KN-FW01; 4 hits, proto=tcp, ports=25	Port Scan Hacking
🇫🇮 hieronymousch	2026-07-10 21:55:26 (2 months ago)	Jul 10 23:55:21 franssen postfix/smtpd[3238169]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120 ... show more Jul 10 23:55:21 franssen postfix/smtpd[3238169]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 10 23:55:22 franssen postfix/smtpd[3238176]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 10 23:55:23 franssen postfix/smtpd[3238191]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-07-10 18:44:45 (2 months ago)	Jul 10 20:44:37 franssen postfix/smtpd[3213039]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120 ... show more Jul 10 20:44:37 franssen postfix/smtpd[3213039]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 10 20:44:42 franssen postfix/smtpd[3213188]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 10 20:44:42 franssen postfix/smtpd[3213217]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-07-10 18:24:00 (2 months ago)	Jul 10 20:23:55 franssen postfix/smtpd[3210477]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120 ... show more Jul 10 20:23:55 franssen postfix/smtpd[3210477]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 10 20:23:55 franssen postfix/smtpd[3210478]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jul 10 20:23:56 franssen postfix/smtpd[3210472]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-06-10 18:13:30 (3 months ago)	Jun 10 20:13:19 franssen postfix/smtpd[4522]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001 ... show more Jun 10 20:13:19 franssen postfix/smtpd[4522]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jun 10 20:13:22 franssen postfix/smtpd[4363]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jun 10 20:13:23 franssen postfix/smtpd[4522]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual ... show less	Brute-Force
🇫🇮 hieronymousch	2026-06-10 15:02:48 (3 months ago)	Jun 10 17:02:42 franssen postfix/smtpd[4172836]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120 ... show more Jun 10 17:02:42 franssen postfix/smtpd[4172836]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jun 10 17:02:43 franssen postfix/smtpd[4172837]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jun 10 17:02:45 franssen postfix/smtpd[4172835]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force
🇫🇮 hieronymousch	2026-06-10 14:41:58 (3 months ago)	Jun 10 16:41:56 franssen postfix/smtpd[4170227]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120 ... show more Jun 10 16:41:56 franssen postfix/smtpd[4170227]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jun 10 16:41:56 franssen postfix/smtpd[4170225]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in virtual mailbox table; from=<> to=<[email protected]> proto=ESMTP helo=<OS8PR02CU002.outbound.protection.outlook.com> Jun 10 16:41:56 franssen postfix/smtpd[4170239]: NOQUEUE: reject: RCPT from mail-japanwestazhn150120001.outbound.protection.outlook.com[2a01:111:f403:dc06::1]: 550 5.1.1 <[email protected]>: Recipient address rejected: User unknown in ... show less	Brute-Force

Showing 16 to 30 of 75 reports

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩

Recently Reported IPs:

🇷🇺 77.91.65.20

🇨🇳 58.22.255.28

🇩🇪 35.246.154.22

🇺🇸 23.234.117.109

🇦🇷 190.104.44.74

🇪🇨 186.70.131.239

🇳🇱 185.136.15.81

🇳🇱 185.4.114.189

🇦🇪 152.32.181.108

🇨🇳 112.31.93.229

🇨🇳 106.75.177.125

🇧🇩 103.93.140.9

🇫🇷 88.191.236.49

🇨🇦 68.183.202.252

🇪🇨 45.187.2.162

🇫🇷 37.59.98.135

🇺🇸 23.234.116.93

🇺🇸 23.234.116.92

🇬🇧 217.177.36.235

🇳🇱 213.177.179.109